Math, asked by dishak1511, 10 months ago

The mean of 20 numbers is 15. If 10 numbers are decreased by 3, then new mean will be?
(a) 12.5
(b) 11.5
(c) 13
(d) 14
(e) 13.5

Answers

Answered by mukalmarkanda123

0

Answer:

13 could be the answer. But I am not sure.

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